DR. ADDISON ROSS DUNHAM DDS
NPI 1518898824
Dentist - General Practice in Weston, WI

NPI Status: Active since May 26, 2026

Contact Information

3715 WESTON AVE
WESTON, WI
ZIP 54476
Phone: (715) 359-7898

Get Directions Write a Review

  • Individual
  • Male
  • Dentist
  • General Practice

About ADDISON DUNHAM

This page provides the complete NPI Profile along with additional information for Addison Dunham, a provider established in Weston, Wisconsin with a medical specialization in Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1518898824 assigned on May 2026. The practitioner's primary taxonomy code is 1223G0001X with license number 6002186 (WI). The provider is registered as an individual and his NPI record was last updated May 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1518898824
Provider Name
DR. ADDISON ROSS DUNHAM DDS
Gender
Male
Entity Type
Individual
Location Address
3715 WESTON AVE WESTON, WI 54476
Location Phone
(715) 359-7898
Mailing Address
3715 WESTON AVE WESTON, WI 54476
Mailing Phone
(715) 359-7898
Is Sole Proprietor?
Yes
Enumeration Date
05-26-2026
Last Update Date
05-26-2026
Code Navigator

A dentist like Addison Dunham is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Dentist General Practice

Taxonomy Code
1223G0001X
Type
Dental Providers
License No.
6002186
License State
WI
Taxonomy Description
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Reviews for DR. ADDISON ROSS DUNHAM DDS

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1518898824, we treat the final digit (4) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 4).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
5
Unchanged
Pos 3
1
Doubled → 2
Pos 4
8
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
9
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
8
Unchanged
Pos 9
2
Doubled → 4
Check
4
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 1 → 2 8 → 16 → 7 8 → 16 → 7 2 → 4

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 5 + 2 + 8 + 1 + 6 + 9 + 1 + 6 + 8 + 4 + 24 = 76

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1518898824.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Dentist
3715 WESTON AVE
WESTON, WI 54476
Dentist
3715 WESTON AVE
WESTON, WI 54476

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1518898824, enumerated as an "individual" on May 26, 2026.

The provider is located at 3715 WESTON AVE WESTON, WI 54476 and the phone number is (715) 359-7898.

Dentist with taxonomy code 1223G0001X and a focus in General Practice.